GitHub - thexeno/HardWire-Arduino-Library: A spinoff of the Arduino Wire library, implements a fully controllable I2C slave.
GitHub - adafruit/Adafruit_NeoPixel: Arduino library for controlling single- wire LED pixels (NeoPixel, WS2812, etc.)
arduino-library-files/libraries/Wire/Wire.h at master · codebendercc/arduino -library-files · GitHub
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